The Concept 210079 Superpro Caulking Gun has a reinforced open barrel end thus making suitable for all types of tubes and allowing quick change of tubes. It has a high thrust ratio of 25:1. With a rotatable barrel and a hardened steel push bar that has an anti-rust coating. The hooked push bar makes for easy hanging and with a wide opening for easy tube change it is designed to suit all tube nozzle types.\nSuitable for 310-400ml tubes.\n\n--\nOur eBay Store\n\nPlease note: This item has a longer lead time for dispatch then normal as it's a non-stocked item that is ordered in, please see the estimated delivery date by eBay. We will of course ship the item sooner if possible.\n\nConcept 210079 Superpro 25:1 Caulking Gun 310-400ml\n\nProduct Details\n\nThe Concept 210079 Superpro Caulking Gun has a reinforced open barrel end thus making suitable for all types of tubes and allowing quick change of tubes. It has a high thrust ratio of 25:1. With a rotatable barrel and a hardened steel pus;